大量元素（主要养分） primary nutrient；macronutri-ent 中量元素（次要养分） secondary element；nutrient 微量元素（微量养分） trace element；micronutrient ..
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12大量元素（主要养分）primarynutrient；macronutri-ent 13中量元素（次要养分）secondaryelement；nutrient 14微量元素（微量养分）traceelement；micronutrient ..
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中量元素养分 middle element nutrient
中量元素水溶肥料 Water-soluble fertilizers containing calcium and magnesium
找向量中最大元素 max
中量元素肥料 fertilizer of secondary nutrients
找向量中最小元素 min
煤中微量元素 [矿物] trace element in coal
灰中常量元素 major element in ash
中等原子量元素 intermediate element
土壤中微量元素 Soil - Trace elements ; Trace Elements in Soil
·2,447,543篇论文数据，部分数据来源于NoteExpress
同时还含有大量作物生长所需要的中量元素硫。
At the same time, also contains a large number of crops needed for growth in the volume of elemental sulfur.
结果表明，小白菜对施用的各种中量、微量元素在不同质地的土壤上有不同的响应；
The results showed that the effects of different middle and trace element fertilizers on Brassica chinensis were different.
贵州省植烟土壤及烟叶中量与微量元素含量研究不足，烤烟生产微肥施用不合理等问题，已制约全省烟叶品质的提高。
There was shortage of research on the content of medium and micro elements, and how to manage the micro elements was restricted to the development of Guizhou flue-cured tobacco production.
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